shaalaa.com
S

Solution - Use the data in Table 12.2 to answer the following – Table 12.2 Electrical resistivity of some substances at 20°C - Factors on Which the Resistance of a Conductor Depends

Account
User


Login
Register


      Forgot password?
Share
Notifications

View all notifications
Books Shortlist
Your shortlist is empty
ConceptFactors on Which the Resistance of a Conductor Depends  

Question

Use the data in Table 12.2 to answer the following –
Table 12.2 Electrical resistivity of some substances at 20°C

Material Resistivity (Ω m)
Conductors Silver 1.60 × 10−8
Copper 1.62 × 10−8
Aluminium 2.63 × 10−8
Tungsten 5.20 × 10−8
Nickel 6.84 × 10−8
Iron 10.0 × 10−8
Chromium 12.9 × 10−8
Mercury 94.0 × 10−8
Manganese 1.84 × 10−6
Constantan
(alloy of Cu and Ni)
49 × 10−6
Alloys Manganin
(alloy of Cu, Mn and Ni)
44 × 10−6
Nichrome
(alloy of Ni, Cr, Mn and Fe)
100 × 10−6
Glass 1010 − 1014
Insulators Hard rubber 1013 − 1016
Ebonite 1015 − 1017
Diamond 1012 − 1013
Paper (dry) 1012

Solution

You need to to view the solution
Is there an error in this question or solution?

Content BooksVIEW ALL [1]

Reference Material

Solution for question: Use the data in Table 12.2 to answer the following – Table 12.2 Electrical resistivity of some substances at 20°C concept: Factors on Which the Resistance of a Conductor Depends. For the course CBSE
S